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lamp/init.d/httpd-init
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Improve startup script for Apache web server (status function)
2020-09-11 11:32:07 +09:00

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#!/bin/bash
# Startup script for the Apache Web Server
# chkconfig: 345 85 15
# Description: Startup script for Apache webserver on Debian. Place in /etc/init.d and
# run 'update-rc.d -f httpd defaults', or use the appropriate command on your
# distro. For CentOS/Redhat run: 'chkconfig --add httpd'
### BEGIN INIT INFO
# Provides: httpd
# Required-Start: $all
# Required-Stop: $all
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: starts Apache Web Server
# Description: starts Apache Web Server
### END INIT INFO
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# Apache control script designed to allow an easy command line interface
# to controlling Apache. Written by Marc Slemko, 1997/08/23
#
# The exit codes returned are:
# XXX this doc is no longer correct now that the interesting
# XXX functions are handled by httpd
# 0 - operation completed successfully
# 1 -
# 2 - usage error
# 3 - httpd could not be started
# 4 - httpd could not be stopped
# 5 - httpd could not be started during a restart
# 6 - httpd could not be restarted during a restart
# 7 - httpd could not be restarted during a graceful restart
# 8 - configuration syntax error
#
# When multiple arguments are given, only the error from the _last_
# one is reported. Run "apachectl help" for usage info
#
ACMD="$1"
ARGV="$@"
#
# |||||||||||||||||||| START CONFIGURATION SECTION ||||||||||||||||||||
# -------------------- --------------------
#
# the path to your httpd binary, including options if necessary
apache_location=/usr/local/apache
HTTPD=${apache_location}/bin/httpd
#
# pick up any necessary environment variables
if test -f ${apache_location}/bin/envvars; then
. ${apache_location}/bin/envvars
fi
# the default pid file path
httpd_pid_file_path=${apache_location}/logs/httpd.pid
#
# a command that outputs a formatted text version of the HTML at the
# url given on the command line. Designed for lynx, however other
# programs may work.
LYNX="lynx -dump"
#
# the URL to your server's mod_status status page. If you do not
# have one, then status and fullstatus will not work.
STATUSURL="http://localhost:80/server-status"
#
# Set this variable to a command that increases the maximum
# number of file descriptors allowed per child process. This is
# critical for configurations that use many file descriptors,
# such as mass vhosting, or a multithreaded server.
ULIMIT_MAX_FILES="ulimit -S -n `ulimit -H -n`"
# -------------------- --------------------
# |||||||||||||||||||| END CONFIGURATION SECTION ||||||||||||||||||||
# Set the maximum number of file descriptors allowed per child process.
if [ "x$ULIMIT_MAX_FILES" != "x" ] ; then
$ULIMIT_MAX_FILES
fi
ERROR=0
if [ "x$ARGV" = "x" ] ; then
ARGV="-h"
fi
case $ACMD in
start|stop|restart|graceful|graceful-stop)
$HTTPD -k $ARGV
ERROR=$?
;;
startssl|sslstart|start-SSL)
echo The startssl option is no longer supported.
echo Please edit httpd.conf to include the SSL configuration settings
echo and then use "apachectl start".
ERROR=2
;;
configtest)
$HTTPD -t
ERROR=$?
;;
status)
# First, check to see if pid file exists
if test -s "$httpd_pid_file_path" ; then
read httpd_pid < "$httpd_pid_file_path"
if kill -0 $httpd_pid 2>/dev/null ; then
echo "httpd (pid $httpd_pid) is running"
ERROR=0
else
echo "httpd is not running, but PID file ($httpd_pid_file_path) exists"
ERROR=1
fi
else
# Try to find appropriate httpd process
httpd_pid=$(pidof httpd)
# test if multiple pids exist
pid_count=$(echo $httpd_pid | wc -w)
if test $pid_count -gt 1 ; then
echo "httpd is running but PID file ($httpd_pid_file_path) could not be found"
ERROR=4
elif test -z $httpd_pid ; then
echo "httpd is not running"
ERROR=3
fi
fi
;;
fullstatus)
$LYNX $STATUSURL
;;
*)
echo $"Usage: $0 {start|stop|restart|graceful|graceful-stop|configtest|status|fullstatus}"
ERROR=1
;;
esac
exit $ERROR